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Patents for Elias M. Watson
Patents 1 - 3 of 3
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PictureNumberDatePatenteeTitle
  333,577Jan. 05, 1886E.M. WatsonPipe Lifting Machine
457,064Aug. 04, 1891E.M. WatsonPipe Wrench
460,256Sep. 29, 1891J.F. StewardHandle for rotary tools
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